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Eeng 360 1 Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA TV Transmitters and Receivers Direct Broadcast Satellite (DBS) TV Huseyin Bilgekul Eeng360 Communication Systems I Department of Electrical and Electronic Engineering Eastern Mediterranean University

Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

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Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA TV Transmitters and Receivers Direct Broadcast Satellite ( DBS ) TV. Huseyin Bilgekul Eeng360 Communication Systems I Department of Electrical and Electronic Engineering Eastern Mediterranean University. - PowerPoint PPT Presentation

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Page 1: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 1

Chapter4

Transmitter and Receiver Applications

AM and FM Radios

GSM and CDMA

TV Transmitters and Receivers

Direct Broadcast Satellite (DBS) TV

Huseyin BilgekulEeng360 Communication Systems I

Department of Electrical and Electronic Engineering Eastern Mediterranean University

Page 2: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 2

Complete 88- to 108-MHz stereo receiver.

Page 3: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 3

Complete 88- to 108-MHz stereo receiver.

Page 4: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 4

The GSM and CDMA networks.

MSC = mobile switching center; BST = base transceiver station;

BSC = base station controller.

Page 5: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 5

MTSO linking two mobile users.

Page 6: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 6

GSM Mobile Phone

Transmitter

Receiver

Page 7: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 7

CDMA Cell Phone

Mobile Phone Transmitter

Page 8: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 8

TV receiver block diagram.

Page 9: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 9

VHF/UHF tuner block diagram.

Page 10: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 10

Video section block diagram.

Page 11: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 11

Composite color TV transmission.

Page 12: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 12

Direct Broadcast Satellite (DBS) TV

Page 13: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 13

Direct Broadcast Satellite (DBS) TV

Page 14: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 14

- 4 dB

- 2 dB

- 6 dB

150o 120o 90o 60o 30o

- 4 dB

DBS-TV footprint and rain regions

Page 15: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 15

QPSK IF amplifier upconverter LPA HPA Multiplexermodulator

Analog videoand audio signals

ADCMPEG

2 MUX

MUX

~ ~

R-SCoder

ConvCoder

I

70 MHz LO RF LO

17 GHz uplink

antenna

InterleaverDigital

multiplexerConvolutional

encoderReed-Soloman

encoderMPEG-2encoder

Other digitalsignals

Other RFsignals

M

DBS TV Uplink Transmitter

Page 16: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 16

LNA Mixer900 - 1400 MHz

IF amplifier

Coaxial cable to set topreceiver

Tuned LO

Mixer

Ku-band antenna

12.2 – 12.7 GHzDBS-TV signal

Image rejectionBPF

Local oscillator11.3 GHz

Low noise block convertermounted onantenna feed

Tuned BPFSelecttransponder

900 - 1400 MHz IF amplifier

70 MHz IF amplifier

QPSKdemod

Frequencysynthesizer

Basebandamplifier

Analog outputto TV set

D

Video

Audio

Microprocessor

D/A

Selectpolarization

Innerdecoder

Deinterleaver

Outerdecoder

MPEG-2 decoder

input

DemuxDI

DBS TV Receiver

Page 17: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 17

LNA

Mixer

900 - 1400 MHz IF amplifier

Coaxial cable to set topreceiver

Ku-band antenna

Image rejectionBPF

LO11.3 GHz

LNB mounted on antenna feed

Selectpolarization

DBS TV Receiver Front End

Page 18: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 18

Coaxial cable fromantenna and LNB

Tuned LO

Mixer

Tuned BPFto selecttransponder

900 - 1400 MHz IF amplifier

70 MHz IF amplifier

QPSKdemod

Frequencysynthesizer

Basebandamplifier

D

PF

Microprocessor

in

DBS TV Receiver IF Section

Page 19: Chapter4 Transmitter and Receiver Applications AM and FM Radios GSM and CDMA

Eeng 360 19

CD DI R-SD

DeMux MPEG

Inner convolutionaldecoder

Deinterleaver

Outer R-Sdecoder

Digitaldemux

MPEG-2 decoder

D/AAudio

Video

bits

Analogoutputs

DBS TV Receiver Baseband Processing